No.
X501
X502
X504
X505
8
Common
alarm 2–
Reserved
Indoor supply air
damper Y (control)
Fresh air exhaust
damper Y
(control)
Procedure
Step 1 Connect one end of the water sensor cable to the water sensor.
Step 2 Route the signal cable through the signal cable hole at the bottom of the electric
control box.
Step 3 Connect the signal cable to X502 terminals 1 and 2.
NO TICE
If a water sensor (rope-type) is to be connected, connect the signal cable to
terminals X201 and X202.
Figure 4-19 Ports for a water sensor (rope-type)
----End
FusionCol8000-E240 Modular Indirect Evaporative
Cooling System
User Manual
4 System Installation (FDC Scenario)
Issue 02 (2021-04-15)
Copyright © Huawei Technologies Co., Ltd.
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